Finding the Fourth Proportional to 70,926.84, 106,390.26 and 24,178.50
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Solution
The fourth proportional to 70,926.84, 106,390.26 and 24,178.50 is: 36,267.75
Step by Step Solution
- Step 1: Write the proportion equation
70,926.84 : 106,390.26 = 24,178.50 : x - Step 2: Convert to fraction form
70,926.84/106,390.26 = 24,178.50/x - Step 3: Cross multiply
70,926.84x = 106,390.26 × 24,178.50 - Step 4: Simplify right side
70,926.84x = 2,572,356,901.41 - Step 5: Solve for x
x = 2,572,356,901.41/70,926.84 - Step 6: Final answer
x = 36,267.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.